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Finding the Fourth Proportional to 182,535.76, 251,805 and 115,506.64

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Solution

The fourth proportional to 182,535.76, 251,805 and 115,506.64 is: 159,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,535.76 : 251,805 = 115,506.64 : x
  2. Step 2: Convert to fraction form
    182,535.76/251,805 = 115,506.64/x
  3. Step 3: Cross multiply
    182,535.76x = 251,805 × 115,506.64
  4. Step 4: Simplify right side
    182,535.76x = 29,085,149,485.20
  5. Step 5: Solve for x
    x = 29,085,149,485.20/182,535.76
  6. Step 6: Final answer
    x = 159,339.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.